* @author Jared Levy
 * @since 2.0
 */
@GwtCompatible
public final class Functions {
  private Functions() {}

  /**
   * A function equivalent to the method reference {@code Object::toString}. The function simply
   * invokes {@code toString} on its argument and returns the result. It throws a {@link
   * NullPointerException} on null input.
   *
   * <p><b>Warning:</b> The returned function may not be <i>consistent with equals</i> (as

        Entry<?, ?> entry = parts.next();
        appendable.append(joiner.toString(entry.getKey()));
        appendable.append(keyValueSeparator);
        appendable.append(joiner.toString(entry.getValue()));
        while (parts.hasNext()) {
          appendable.append(joiner.separator);
          Entry<?, ?> e = parts.next();
          appendable.append(joiner.toString(e.getKey()));
          appendable.append(keyValueSeparator);

      Iterator<String> iterator = components.iterator();
      if (iterator.hasNext()) {
        sb.append(iterator.next().toString());
        while (iterator.hasNext()) {
          sb.append(DELIMITER_STRING);
          sb.append(iterator.next());
        }
      }
      dummy ^= sb.toString().length();
    }
    return dummy;
  }

  /**

    }

    @Test
    void testToStringNullSafe() {
        assertNotNull(new Scm().toString());
    }

    @Test
    public void testToStringNotNonsense() {
        Scm scm = new Scm();
        scm.setConnection("scm:git:git://git.localdomain/model");

        String s = scm.toString();

        assertEquals("Scm {connection=scm:git:git://git.localdomain/model}", s);
    }

    result = 31 * result + peerCertificates.hashCode()
    result = 31 * result + localCertificates.hashCode()
    return result
  }

  override fun toString(): String {
    val peerCertificatesString = peerCertificates.map { it.name }.toString()
    return "Handshake{" +
      "tlsVersion=$tlsVersion " +
      "cipherSuite=$cipherSuite " +
      "peerCertificates=$peerCertificatesString " +

                    success = false;
                }
            }
        }
        return success;
    }

    @Override
    public String toString() {
        return artifact.toString() + " (" + depth + "; " + (active ? "enabled" : "disabled") + ")";
    }

    public void setArtifact(Artifact artifact) {
        this.artifact = artifact;
    }

        assertTrue(matcher.matches("(1.4,1.5.2]"));
        assertTrue(matcher.matches("(1.5,)"));
        assertEquals("1.5.2", matcher.toString());

        // Ensure it is not printed as 1.5.0
        matcher = RequirementMatcherFactory.createVersionMatcher("1.5");
        assertEquals("1.5", matcher.toString());
    }

    public TaskSegment(boolean aggregating, Task... tasks) {
        this.aggregating = aggregating;
        this.tasks = new ArrayList<>(Arrays.asList(tasks));
    }

    @Override
    public String toString() {
        return getTasks().toString();
    }

    public List<Task> getTasks() {
        return tasks;
    }

    public boolean isAggregating() {
        return aggregating;
    }

      return delegate.getId();
    }

    @Override
    public String toString() {
      return delegate.toString();
    }
  }

  private interface Equals {
    @Override
    boolean equals(@Nullable Object obj);

    @Override
    int hashCode();

    @Override
    String toString();
  }

  private static class NoDelegateToEquals implements Equals {

  // A simple type whose .toString() will return the same value each time, but without maintaining
  // a strong reference to that value.
  static class Key {
    private final int value;
    private WeakReference<String> toString;

    Key(int value) {
      this.value = value;
    }

    @Override
    public synchronized String toString() {
      String s;
      if (toString != null) {